Radiant Industries
Open positions
Senior Civil Engineer, Concrete Structures
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Structural Engineer, Concrete
Design and analyze concrete and precast structures for portable nuclear microreactors, including dry cask storage and factory foundations, using finite element tools and ACI 318 codes.
Senior Electrical Engineer, Integration & Test
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Manager Government Affairs
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Accounting Manager
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Fluid Systems Engineer
Senior Fluid Systems Engineer at Radiant Industries will own Kaleidos microreactor fluid systems (primary loop and power conversion) from design through build and production, doing trade studies, thermal-hydraulic analysis, piping design, vendor development, BOM management, and testing. Core skills: fluid dynamics, thermodynamics, heat exchangers, FEA, and Matlab/Python modeling.
Senior Software Engineer, Frontend
Senior frontend engineer owning the UI for Radiant's in-house telemetry and fleet management platform for its portable nuclear microreactor, Kaleidos. Day to day: building reliable, high-performance React + TypeScript (Vite) interfaces for real-time telemetry streaming, data analysis, and complex device configuration, 100% onsite in El Segundo, CA.
Senior System Administrator
Senior System Administrator who owns Radiant's day-to-day IT: the Microsoft 365 GCC High tenant, Entra ID identity/access automation, Intune endpoint management, Defender and Purview email/data security, SaaS like Box and Slack, and AWS workloads — while implementing CMMC controls as normal work. 100% onsite at El Segundo, CA HQ.
Senior FPGA Engineer, Verification
Lead verification of safety-critical FPGAs for Radiant's nuclear microreactor control, instrumentation, and communication systems — building SystemVerilog/UVM testbenches, driving coverage closure, and collaborating with RTL, hardware, and embedded software teams. Onsite in El Segundo, CA.
Senior Technical Program Manager, IT Infrastructure
Own visibility and delivery across Radiant's IT and security program portfolio (8 concurrent programs including facility buildouts, site decommissioning, and CMMC/NIST 800-171 compliance). Day to day: build Jira/Confluence tracking systems, run status and cross-functional reviews, maintain integrated schedules, and coordinate IT scope with construction from Radiant's El Segundo HQ (100% onsite).
Senior Automation and Controls Engineer
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Electrical Engineer, PCB
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Test Engineer, Mechanical/Fluids
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Manager, Power Systems
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Equipment Engineer
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Manager, Embedded Systems Engineering
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Mechanical Engineer, Mechanisms
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Mechanisms Engineer
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Technical Recruiter
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…
Senior Mechanical Engineer, Fluid Systems
About Radiant Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. The U.S. grid is under growing strain, with power demand accelerating, driving…